Answer / i

pilot wire protection is used for protecting long transmission line from fault just like diffrential protection

what will be d.g. capacity to cater together for 14hp A.C. load & 3kw lighting load

0 Answers  

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Define active and passive network?

0 Answers  

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dear all, How do i increase UPS (1000VA)backup time ? i have connected 2 12v wold you please 120 aH battery externally. ups charge the lead acid battery only 12.7 volt. backup time only 10.00 minuts and gose off. can any one of you help me?

1 Answers   Technomax, ups,

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In Induction machines which type of emf is induced ( statically or dynamically)?

1 Answers  

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Whis machine is having higher efficiency Transformer or Generator

2 Answers  

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what is meant by transformer?

11 Answers  

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what is tha between elcb & rccb?

3 Answers   Essar,

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why dc power can not be used in transformer?

33 Answers   GE, Sail,

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What is accuracy of a measurement?

0 Answers  

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how to synchronize 3 phase slip ring induction motors of different ratings.

0 Answers   GMR,

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the single phase voltage is 230 volts and threee phase is 430 v.why three phase is not 660 v?

2 Answers  

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While performing load test on DC SERIES MOTOR, does the voltage decrease slightly. Why?

2 Answers  

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